<template>
  <el-card style="height: 80px;">
    <el-form :inline="true" class="form">
      <el-form-item label="用户名:">
        <el-input placeholde="请你输入搜索用户名" v-model="keyword"></el-input>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" size="default" :disabled="keyword?false:true" @click="search">搜索</el-button>
        <el-button type="primary" size="default" @click="reset">重置</el-button>
      </el-form-item>
    </el-form>
  </el-card>
  <el-card style="margin: 10px 0px;">
    <el-button type="primary" size="default" @click="addUser">添加用户</el-button>
    <el-button type="primary" size="default" :disabled="selectIdArr.length?false:true" @click="deleteSelectUser">批量删除</el-button>
    <!--table展示用户信息 -->
    <el-table @selection-change="selectChange" style="margin: 10px 0px;" border :data="userArr">
      <el-table-column type="selection" align="center"></el-table-column>
      <el-table-column label="#" align="center" type="index"></el-table-column>
      <el-table-column label="ID" align="center" prop="id"></el-table-column>
      <el-table-column label="用户名字" align="center" prop="username" show-overflow-tooltip></el-table-column>
      <el-table-column label="用户名称" align="center" prop="name" show-overflow-tooltip></el-table-column>
      <el-table-column label="用户角色" align="center" prop="roleName" show-overflow-tooltip></el-table-column>
      <el-table-column label="创建时间" align="center" prop="createTime" show-overflow-tooltip></el-table-column>
      <el-table-column label="更新时间" align="center" prop="updateTime" show-overflow-tooltip></el-table-column>
      <el-table-column label="操作" width="350px" align="center">
        <template #="{ row, $index }">
          <el-button type="primary" size="default" icon="User" @click="setRole(row)">分配角色</el-button>
          <el-button type="primary" size="default" icon="Edit" @click="upataUser(row)">编辑</el-button>
          
          <el-popconfirm :title="`你确定要删除${row.username}`" width= "260px" @confirm="deleteUser(row.id)">
    <template #reference>
      <el-button type="primary" size="default" icon="User">删除</el-button>
    </template>
  </el-popconfirm>

        </template>
      </el-table-column>
    </el-table>
    <!-- 分页器 -->
    <el-pagination v-model:current-page="pageNo" v-model:page-size="pageSize" :page-sizes="[5, 7, 9, 11]"
      :background="true" layout=" prev, pager, next, jumper,->,total, sizes" :total="total" @current-change="getHasUser"
      @size-change="handler" />
  </el-card>
  <!-- 抽屉结构:完成添加新的用户账号 | 更新已有的账号信息 -->

  <el-drawer v-model="drawer">
    <template #header>
      <!-- 头部的标题：将来文字的内容应该是动态的 -->
      <h4>{{ userParams.id ? "更新用户" : "添加用户" }}</h4>
    </template>
    <!-- 身体部分 -->
    <template #default>
      <el-form :model="userParams" :rules="rules" ref="formRef">
        <el-form-item label="用户的姓名" prop="username">
          <el-input placeholder="请您输入用户的昵称" v-model="userParams.username"></el-input>
        </el-form-item>
        <el-form-item label="用户的昵称" prop="name">
          <el-input placeholder="请您输入用户的昵称" v-model="userParams.name"></el-input>
        </el-form-item>
        <el-form-item label="用户的密码" prop="password" v-if="!userParams.id">
          <el-input placeholder="请您输入用户的密码" v-model="userParams.password"></el-input>
        </el-form-item>
      </el-form>
    </template>
    <template #footer>
      <div style="flex: auto">
        <el-button @click="cancel">取消</el-button>
        <el-button type="primary" @click="save">确定</el-button>
      </div>
    </template>
  </el-drawer>
  <!-- 抽屉结构：用于某一个已有账户进行只为分配 -->
  <el-drawer v-model="drawer1">
    <template #header>
      <h4>分配角色（职位）</h4>
    </template>
    <template #default>
      <el-form>
        <el-form-item label="用户姓名">
          <el-input v-model="userParams.username" :disabled="true"></el-input>
        </el-form-item>
        <el-form-item label="角色列表">
          <el-checkbox @change ="handeCheckAllChange" v-model="checkAll" :isIndeterminate="isIndeterminate">全选 </el-checkbox>
          <!-- 显示职位的复选框 -->
          <el-checkbox-group  v-model="userRole"  @change="handleCheckedCitiesChange">
            <el-checkbox v-for="(role,index) in allRole" :key="index" :label="role">{{role.roleName}}</el-checkbox>
          </el-checkbox-group>
        </el-form-item>
      </el-form>
    </template>
    <template #footer>
      <div style="flex: auto">
        <el-button @click="drawer1 = false">取消</el-button>
        <el-button type="primary" @click="confirmClick">确定</el-button>
      </div>
    </template>
  </el-drawer>
</template>

<script setup lang="ts">
import useLayOutSettingStore from '@/store/modules/setting'
import { ref, onMounted, reactive, nextTick } from 'vue';
import { reqSelectUser, reqRemoveUser, reqUserInfo, reqAddOrUpdateUser, reqAllRole, reqSetUserRole } from '@/api/acl/user'
import type { SetRoleData, UserResponseData, Records, User, AllRoleResponseData, AllRole } from '@/api/acl/user/type';
import { ElMessage } from 'element-plus';
//默认页码
let pageNo = ref<number>(1);
//一页展示几条数据
let pageSize = ref<number>(5);
//用户总个数
let total = ref<number>(0);
//存储全部用户的数组
let userArr = ref<Records>([]);
//定义响应式数据控制抽屉的显示与隐藏
let drawer = ref<boolean>(false);
//控制分配角色抽屉显示与隐藏
let drawer1 = ref<boolean>(false);
//存储全部职位的数据
let allRole = ref<AllRole>([]);
//当前用户已有的职位
let userRole = ref<AllRole>([]);
//收集用户信息的响应式数据
let userParams = reactive<User>({
  username: '',
  name: '',
  password: ''
});

//准备一个数组存储批量删除的用户的ID
let selectIdArr = ref<User[]>([]);
//获取form组件实例
let formRef = ref<any>();
//定义响应式数据:收集用户输入进来的关键字
let keyword = ref<string>('');
//获取模板setting仓库
let settingStore = useLayOutSettingStore();
//组件挂在完毕
onMounted(() => {
  getHasUser();
})

// 获取全部已有的用户信息
const getHasUser = async (pager = 1) => {
  //收集当前页码
  pageNo.value = pager;
  let result: UserResponseData = await reqUserInfo(pageNo.value, pageSize.value, keyword.value);
  // console.log(result)
  if (result.code == 200) {
    total.value = result.data.total;
    userArr.value = result.data.records;
  }
}

// 分页器下拉菜单的自定义事件的回调
const handler = () => {
  getHasUser()
}
// 添加用户按钮的回调
const addUser = () => {
  // 抽屉的显示与隐藏
  drawer.value = true
  // 清空数据
  Object.assign(userParams, {
    username: "",
    name: "",
    password: ""
  })
  // 清除上一次的错误的提示信息
  nextTick(() => {
    formRef.value.clearValidate("username");
    formRef.value.clearValidate("name");
    formRef.value.clearValidate("password");
  })

}

// 更新已有的用户按钮的回调
// row:即为已有的用户的账号信息
const upataUser = (row: User) => {
  // 抽屉显示出来
  drawer.value = true;
  // 存储手机已有的账号信息
  Object.assign(userParams, row)
  // 清除上一次的错误的提示信息
  nextTick(() => {
    formRef.value.clearValidate("username");
    formRef.value.clearValidate("name");
  })


}
// 保存按钮的回调
const save = async () => {
  //点击保存按钮的时候,务必需要保证表单全部复合条件在去发请求
  await formRef.value.validate()
  //保存按钮:添加新的用户|更新已有的用户账号信息
  let result: any = await reqAddOrUpdateUser(userParams);
  // console.log(result)
  //添加或者更新成功
  if (result.code == 200) {
    // 关闭抽屉
    drawer.value = false;
    // 提示消息
    ElMessage({ type: "success", message: userParams.id ? "更新成功" : "添加成功" })
    // 获取最新的全部账号信息
    getHasUser(userParams.id ? pageNo.value : 1)
    // 浏览器自动刷新一次
    window.location.reload()
  } else {
    ElMessage({ type: "error", message: userParams.id ? "更新失败" : "添加失败" })
  }
}

// 取消按钮的回调
const cancel = () => {
  // 关闭抽屉
  drawer.value = false;
}

//校验用户名字回调函数
const validatorUsername = (rule: any, value: any, callBack: any) => {
  //用户名字,长度至少五位
  if (value.trim().length >= 5) {
    callBack();
  } else {
    callBack(new Error('用户名字至少五位'))
  }
}
// 检验用户昵称的回调函数
const validatorname = (rule: any, value: any, callBack: any) => {
  //用户昵称,长度至少五位
  if (value.trim().length >= 5) {
    callBack();
  } else {
    callBack(new Error('昵称名字至少五位'))
  }
}
// 校验用户密码的回调函数
const validatorPassword = (rule: any, value: any, callBack: any) => {
  //用户昵称,长度至少五位
  if (value.trim().length >= 6) {
    callBack();
  } else {
    callBack(new Error('密码至少六位'))
  }
}
// 表单校验的规则对象
const rules = {
  //用户名字
  username: [{ required: true, trigger: 'blur', validator: validatorUsername }],
  //用户昵称
  name: [{ required: true, trigger: 'blur', validator: validatorname }],
  // 用户的密码
  password: [{ required: true, trigger: 'blur', validator: validatorPassword }]


}

// 分配角色按钮的回调
const setRole = async(row: User) => {
  // 抽屉显示出来
  drawer1.value = true;
  // console.log(row)
  // 存储已有的用户信息
  Object.assign(userParams, row)
  // console.log(userParams.id)
  // 获取全部的职位的数据与当前用户已有的职位的数据
  let result  = await reqAllRole(userParams.id as number)
  // console.log(result)
  if(result.code == 200){
    // 存储全部的职位
    allRole.value = result.data.allRolesList
    // 存储当前用户已有的职位
    userRole.value = result.data.assignRoles
    // 抽屉显示出来
    drawer1.value = true
  }

}

//收集顶部复选框全选数据
const checkAll = ref<boolean>(false)
//  控制顶部复选框不确定的样式
const isIndeterminate = ref<boolean>(true)
// 顶部的全选复选框的change事件

// const checkedCities = ref([])
// const cities = []

const handeCheckAllChange = (val:boolean)=>{
  // console.log(val)
  // val:ture(全选)|false(没有全选)
  userRole.value = val ? allRole.value : []
  // 不确定的状态改成确定
  isIndeterminate.value = false
}
// 子复选框的change事件
const handleCheckedCitiesChange = (value:string[])=>{
  // console.log(value)
  // 顶部复选框的勾选的数据
  // 代表：勾选上的项目个数与全部的职位个数相等，顶部的复选框勾选上
  checkAll.value = value.length === allRole.value.length;
  // 不确定的样式
  isIndeterminate.value = value.length!==allRole.value.length
  // const checkedCount = value.length
  // checkAll.value = checkedCount === cities.length
  // isIndeterminate.value = checkedCount > 0 && checkedCount < cities.length
  
}
//确定按钮的回调(分配按钮的回调)
const confirmClick = async()=>{
   //收集参数
   let data: SetRoleData = {
        userId: (userParams.id as number),
        roleIdList: userRole.value.map(item => {
            return (item.id as number)
        })
    }
  // 分配用户职位
  let result:any = await reqSetUserRole(data);
  if(result.code == 200){
    // 提示信息
    ElMessage({type:"success",message:"分配职位成功"})
    // 关闭抽屉
    drawer1.value = false
    //获取更新完毕的用户信息,更新完毕留在当前页
    getHasUser(pageNo.value)
  }

 
  }

  //删除某一个用户
const deleteUser = async(userId:number) =>{
      let result:any = await reqRemoveUser(userId)
      console.log(result)
      if(result.code == 200){
        ElMessage({type:"success",message:"删除成功"})
        getHasUser(userArr.value.length>1?pageNo.value:pageNo.value-1)
      }
 }

// table复选框勾选的时候会触发的事件
const selectChange = (value)=>{
  // console.log(value)
  selectIdArr.value = value
  // reqRemoveUser(userId)
}

// 批量删除按钮的回调
const deleteSelectUser = async ()=>{
    // 整理批量删除的参数
    let idsList : any = selectIdArr.value.map(item =>{
      return item.id
    })
    // 批量删除的请求
    let result:any = await reqSelectUser(idsList)
    if(result.code == 200){
        ElMessage({type:"success",message:"删除成功"})
        getHasUser(userArr.value.length>1?pageNo.value:pageNo.value-1)
      } 
  }
// 搜索按钮的回调
  const search =()=>{
    // 更具关键字获取响应的用户数据
    getHasUser()
    // 清空关键字
    keyword.value = ""
  }
  // 重置按钮
const  reset = ()=>{
  settingStore.refsh = !settingStore.refsh
}
</script>

<style scoped>
.form {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
</style> 
